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#include <bits/stdc++.h>
using namespace std;
int N,st[9];
bool viz[10];
int sol(int k){
return k==N;
}
void afis(int k){
for(int i = 1 ; i <= k ; ++i)printf("%d ",st[i]);
printf("\n");
}
void back(int k){
for(int i = 1 ; i <= N ; ++i)
{
if(!viz[i])
{
viz[i]=1;
st[k]=i;
if(sol(k))afis(k);
else back(k+1);
viz[i]=0;
}
}
}
int main()
{
freopen("permutari.in","r",stdin);
freopen("permutari.out","w",stdout);
scanf("%d",&N);
back(1);
}